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Research at UW-Madison:
Ping Zhu
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Plasma Sheet Instabilities prior to Substorm Expansion Onsets (Supported by NSF-AGS and NSF-PHY)
Synergistic Coupling of Ballooning-Interchange and Magnetic Reconnection during a Substorm Onset (Supported by NSF-ATM)
Nonlinear and Nonideal Ballooning-Interchange Process in Fusion Plasmas (Supported by DOE-OFES)
Major Publications:
- P. Zhu and J. Raeder, Plasmoid formation in current sheet with finite normal magnetic component, submitted to Phys. Rev. Lett. (2013).
- P. Zhu, J. Raeder, C. C. Hegna, and C. R. Sovinec, Nature of axial tail instability and bubble-blob formation in near-Earth plasma sheet, J. Geophys. Res. Space Physics 118, 653-663 (2013).
- P. Zhu, C. C. Hegna, and C. R. Sovinec, Stabilizing effects of edge current density on pedestal instabilities, Phys. Plasmas 19, 032503 (2012).
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P. Zhu, C.C. Hegna, C.R. Sovinec, A. Bhattacharjee, and K. Germaschewski, Intermediate nonlinear regimes of line-tied g mode and ballooning instability, Nucl. Fusion 49, 095009 (2009).
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P. Zhu, C. C. Hegna, and C. R. Sovinec, Exponential growth of nonlinear ballooning instability, Phys. Rev. Lett. 102, 235003 (2009).
- P. Zhu, J. Raeder, K. Germaschewski, and C. C. Hegna, Initiation of ballooning instability in the near-Earth plasma sheet prior to the 23 March 2007 THEMIS substorm expansion onset, Ann. Geophys. 27, 1129-1138 (2009).
- P. Zhu and C. C. Hegna, Ballooning filament growth in the intermediate nonlinear regime, Phys. Plasmas 15, 092306 (2008).
- P. Zhu, D. D. Schnack, F. Ebrahimi, E. G. Zweibel, M. Suzuki, C. C. Hegna, and C. R. Sovinec, Absence of complete finite-Larmor-radius stabilization in extended MHD, Phys. Rev. Lett. 101, 085005 (2008).
- P. Zhu, C.R. Sovinec, C.C. Hegna, A. Bhattacharjee, and K. Germaschewski, Nonlinear ballooning instability in the near-Earth magnetotail: Growth, structure, and possible role in substorms, J. Geophys. Res. 112, A06222 (2007).
- P. Zhu, C.C. Hegna, C.R. Sovinec, A. Bhattacharjee, and K. Germaschewski, Intermediate nonlinear regime of a line-tied g mode, Phys. Plasmas 14, 055903 (2007).
- P. Zhu, C.C. Hegna, and C.R. Sovinec, Nonlinear growth of a line-tied g mode near marginal stability, Phys. Plasmas 13, 102307 (2006).
- P. Zhu, A. Bhattacharjee, and K. Germaschewski, Intermediate nonlinear evolution of the Parker instability: Formation of convection-induced discontinuities and absence of finite-time singularities, Phys. Rev. Lett. 96, 065001 (2006).
- P. Zhu, A. Bhattacharjee, and Z.W. Ma, Finite-ky ballooning instability in the near-Earth magnetotail, J. Geophys. Res. 109, A11211 (2004).
- P. Zhu, A. Bhattacharjee, and Z.W. Ma, Hall MHD ballooning instability in the magnetotail, Phys. Plasmas 10, 249 (2003).
- P. Zhu, G. Bateman, A.H. Kritz, and W. Horton, Predictive transport simulations of internal transport barriers using the Multi-Mode model, Phys. Plasmas 7, 2898 (2000).
- P. Zhu, W. Horton, and H. Sugama, The radial electric field in a tokamak with reversed magnetic shear, Phys. Plasmas 6, 2503 (1999).
- P. Zhu and S.T. Tsai, Effect of sheared flow on drift and Kelvin-Helmholtz instabilities in a tandem mirror, Plasma Phys. Controlled Fusion 38, 405 (1996).
Other Publications:
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J. Raeder, P. Zhu, Y. Ge, and G. Siscoe, Auroral signatures of ballooning mode near substorm onset: Open Geospace General Circulation Model simulations, Geophys. Monogr. Ser. 197, 389-395 (2012).
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J. Raeder, P. Zhu, Y. Ge, and G. Siscoe, OpenGGCM simulation of a substorm: Axial tail instability and ballooning mode preceding substorm onset, J. Geophys. Res. 115, A00I16 (2010).
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B. J. Burke, S. E. Kruger, C. C. Hegna, P. Zhu, P. B. Snyder, C. R. Sovinec, and E. C. Howell, Edge localized linear ideal magnetohydrodynamic instability studies in an extended-magnetohydrodynamic code, Phys. Plasmas 17, 32103 (2010).
- K. Avinash, P. Zhu, V. Nosenko, and J. Goree, Nonlinear compressional waves in a two-dimensional Yukawa lattice, Phys. Rev. E 68, 046402 (2003).
- W. Horton, B. Hu, J. Q. Dong, and P. Zhu, Turbulent electron thermal transport in tokamaks, New J. Phys. 5, Art. No. 14 (2003).
- B. Hu, W. Horton, P. Zhu, and F. Porcelli, Density profile control with current ramping in a transport simulation of Ignitor, Phys. Plasmas 10, 1015 (2003).
- W. Horton, F. Porcelli, P. Zhu, A. Aydemir, Y. Kishimoto, and T. Tajima, Ignitor physics assessment and confinement projections, Nucl. Fusion 42, 169 (2002).
- G. T. Hoang, C. Bourdelle, X. Garbet, G. Giruzzi, T. Aniel, M. Ottaviani, W. Horton, P. Zhu, and R. V. Budny, Experimental determination of critical threshold in electron transport on Tore Supra, Phys. Rev. Lett. 87, 125001 (2001).
- G. M. Staebler, R. E. Waltz, J. E. Kinsey, G. Bateman, A. H. Kritz, T. Onjun, A. Pankin, P. Zhu, and W. Horton, Drift wave based modeling of poloidal spin-up precursor and stepwise expansion of transport barriers, Nucl. Fusion 41, 891 (2001).
- W. Horton and P. Zhu, Transport barrier dynamics, Phys. Plasmas 7, 4534 (2000).
- W. Horton, P. Zhu, G. T. Hoang, T. Aniel, M. Ottaviani, and X. Garbet, Electron transport in Tore Supra with fast wave electron heating, Phys. Plasmas 7, 1494 (2000).
- J. M. Kwon, W. Horton, P. Zhu, P. J. Morrison, H. B. Park, and D. I. Choi, Global drift wave map test particle simulations, Phys. Plasmas 7, 1169 (2000).
- M. Sun, P. Zhu, and S. Z. Yang, A model of plasma source ion implantation for inner surface modification, J. Phys. D: Appl. Phys. 29, 274 (1996).
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Established Sat, Dec 9, 2006.
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This page was last modified on Tuesday, 09-Apr-2013 16:06:25 CDT
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